{"id":356042,"date":"2024-03-08T07:29:13","date_gmt":"2024-03-08T07:29:13","guid":{"rendered":"\/forum\/forums\/topic\/subspace-solver-failure\/"},"modified":"2024-03-08T07:29:13","modified_gmt":"2024-03-08T07:29:13","slug":"subspace-solver-failure","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/subspace-solver-failure\/","title":{"rendered":"Subspace solver failure"},"content":{"rendered":"<p>Hi community,<\/p>\n<p>I have modeled a 1D line model of a strut for one end fixed and other end hinged case. One end (vertex) has fixed support applied and other end (vertex) has remote displacement with only Rot. Z free, other DOFs are 0. I&#8217;ve got the results for static structural analysis but for eigenvalue buckling analysis I get this error: &#8220;SUBSPACE solver failure. The assembled stress stiffness matrix contains all zeroes. No load factor solution is possible.&#8221;<\/p>\n<p>How to troubleshoot this error?<\/p>\n<p>Regards<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"template":"","class_list":["post-356042","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["339414","58821"],"_bbp_author_ip":["23.52.43.16"]," _bbp_last_reply_id":["0"]," _bbp_likes_count":["0"],"_btv_view_count":["252"],"_bbp_topic_status":["unanswered"],"_bbp_topic_id":["356042"],"_bbp_forum_id":["27791"],"_bbp_engagement":["58821","339414"],"_bbp_voice_count":["2"],"_bbp_reply_count":["1"],"_bbp_last_reply_id":["356072"],"_bbp_last_active_id":["356072"],"_bbp_last_active_time":["2024-03-08 10:31:23"]},"test":"engr-rohan7gmail-com"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/356042","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/356042\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=356042"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}